[vsnet-grb-info 4169] GRB 061222A: Xinglong Optical Limit
GCN Circulars
gcncirc at capella.gsfc.nasa.gov
Sun Dec 24 04:36:33 JST 2006
TITLE: GCN CIRCULAR
NUMBER: 5976
SUBJECT: GRB 061222A: Xinglong Optical Limit
DATE: 06/12/23 19:36:16 GMT
FROM: W.K. Zheng at NAOC <zwk at bao.ac.cn>
M.Zhai, L.P. Xin, Y.L. Qiu, J.Y. Wei, J.Y. Hu, J.S. Deng and W.K. Zheng
on behalf of EAFON report:
We have imaged the field of GRB 061222A with the 2.16m telescope at
Xinglong Observatory. A 30 minutes R band image is obtained 9.97 hours
after the burst.The afterglow candidate (S.B. Cenko et al., GCN5975)
was not detected and no new source was seen with 3-simga limit magnitude
R~22.4 derived from USNO B1.0
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